Jawabanmu

2014-06-05T03:21:07+07:00
PH awal = √KaxM
= √10^-5 x 10^-1
= √10^-6 = 10^-3 = 3
mol HF = 10 x 0,1 = 1 mmol

[H+] = Ka x a/g
= 10^-5 x 1/1000
= 10^-5 x 10^-3
= 10^-8
1 5 1